package com.qd.panda.service.park;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.cdqidi.constant.ConstantDto;
import com.cdqidi.db.BaseService;
import com.cdqidi.dto.CacheKey;
import com.cdqidi.exception.ApiException;
import com.cdqidi.util.RedisTemplateUtil;
import com.qd.common.panda.domain.entity.carpark.CarParkDoorpostDTO;
import com.qd.common.sys.enums.BaseTableEnum;
import com.qd.panda.mapper.park.CarParkDoorpostMapper;
import com.qd.panda.model.CarParkDoorpost;
import com.qd.system.service.dict.MbUtil;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Optional;

import static java.util.stream.Collectors.toList;

/**
 * 设置门岗
 *
 * @author sjk
 */
@RequiredArgsConstructor
@Service
@Slf4j
public class CarParkDoorpostService extends BaseService<CarParkDoorpostMapper, CarParkDoorpost> {

    private static final String PREFIX_ID = "panda_car_park_doorpost_did_{0}";

    private final RedisTemplateUtil<CarParkDoorpost> redisTemplateUtil;

    private final CarParkService carParkService;

    /**
     * 保存
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public CarParkDoorpostDTO save(CarParkDoorpostDTO dto) {
        checkMb(dto);
        final CarParkDoorpost model = dtoToModel(dto);
        try {
            if (super.save(model)) {
                return modelToDto(model);
            }
            throw new ApiException("添加失败");
        } finally {
            clearCache(model);
            model.freeData();
        }
    }

    /**
     * 修改
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public CarParkDoorpostDTO update(CarParkDoorpostDTO dto) {
        checkMb(dto);
        final CarParkDoorpost historyModel = Optional.ofNullable(getById(dto.getDid())).orElseThrow(() -> new ApiException("ID不存在,不能更新"));
        final CarParkDoorpost model = dtoToModel(dto);
        try {
            if (super.updateById(model)) {
                return modelToDto(model);
            }
            throw new ApiException("更新失败");
        } finally {
            clearCache(historyModel);
            historyModel.freeData();
            model.freeData();
        }
    }

    /**
     * 删除，单个
     *
     * @param did 主键
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeById(String did) {
        final CarParkDoorpost model = Optional.ofNullable(getById(did)).orElseThrow(() -> new ApiException("数据不存在,不能删除"));
        try {
            if (!super.removeById(did)) {
                throw new ApiException("删除失败");
            }
        } finally {
            clearCache(model);
            model.freeData();
        }
    }

    /**
     * 批量删除
     *
     * @param ids 主键集合
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeBatchIds(List<String> ids) {
        List<CarParkDoorpost> historyModelList = checkIds(ids);
        try {
            if (!super.removeByIds(ids)) {
                throw new ApiException("批量删除失败");
            }
        } finally {
            clearCaches(historyModelList);
            historyModelList.clear();
        }
    }

    /**
     * 根据传入对象构建查询参数，判断是否存在
     *
     * @param dto 参数
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExists(CarParkDoorpostDTO dto) {
        final QueryWrapper<CarParkDoorpost> queryWrapper = createQueryWrapper(dto);
        final boolean exists = super.count(queryWrapper) > 0;
        queryWrapper.clear();
        return exists;
    }

    /**
     * 根据主键判断数据是否存在
     *
     * @param did 主键
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExistsById(String did) {
        boolean exists = false;
        if (StringUtils.hasLength(did)) {
            final CarParkDoorpost model = getById(did);
            exists = (null != model);
            if (exists) {
                model.freeData();
            }
        }
        return exists;
    }

    /**
     * 根据主键获取数据
     *
     * @param did 主键
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public CarParkDoorpost getById(String did) {
        final String key = RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, did);
        return redisTemplateUtil.get(new CacheKey().setKey(key).setTimeout(ConstantDto.REDIS_TIME_OUT_DAY), () -> super.getById(did), CarParkDoorpost.class);
    }

    /**
     * 根据主键获取数据
     *
     * @param did 主键
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public CarParkDoorpostDTO getByIdDto(String did) {
        return Optional.ofNullable(getById(did)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public CarParkDoorpost getOne(CarParkDoorpostDTO dto) {
        final QueryWrapper<CarParkDoorpost> queryWrapper = createQueryWrapper(dto);
        CarParkDoorpost model = super.getOne(queryWrapper);
        queryWrapper.clear();
        return model;
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public CarParkDoorpostDTO getOneDto(CarParkDoorpostDTO dto) {
        return Optional.ofNullable(getOne(dto)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据
     */
    @Transactional(readOnly = true)
    public List<CarParkDoorpost> getList(CarParkDoorpostDTO dto) {
        final QueryWrapper<CarParkDoorpost> queryWrapper = createQueryWrapper(dto);
        final List<CarParkDoorpost> list = super.list(queryWrapper);
        queryWrapper.clear();
        return list;
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据，转换成页面对象
     */
    @Transactional(readOnly = true)
    public List<CarParkDoorpostDTO> getListDto(CarParkDoorpostDTO dto) {
        return modelToDtoList(getList(dto));
    }

    /**
     * 分页数据
     *
     * @param page 分页对象
     * @param dto  查询参数
     * @return 分页信息
     */
    @Transactional(readOnly = true)
    public IPage<CarParkDoorpostDTO> page(Page<CarParkDoorpost> page, CarParkDoorpostDTO dto) {
        final QueryWrapper<CarParkDoorpost> queryWrapper = createQueryWrapper(dto, "car.");
        final IPage<CarParkDoorpostDTO> iPage = baseMapper.page(page, queryWrapper);
        Optional.ofNullable(iPage.getRecords()).ifPresent(l -> l.forEach(this::buildDisplay));
        queryWrapper.clear();
        return iPage;
    }


    /**
     * 清空缓存
     *
     * @param model 数据库对象
     */
    public void clearCache(CarParkDoorpost model) {
        if (null == model) {
            return;
        }
        String key = RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getDid());
        redisTemplateUtil.deleteByKey(key);
    }

    /**
     * 批量清空缓存
     *
     * @param list 数据库对象
     */
    public void clearCaches(List<CarParkDoorpost> list) {
        if (null == list || list.isEmpty()) {
            return;
        }
        List<String> ids = list.stream().map(model -> RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getDid())).collect(toList());
        if (!ids.isEmpty()) {
            redisTemplateUtil.deleteByKey(ids);
            ids.clear();
        }
    }


    /**
     * 数据库对象转页面对象
     *
     * @param model 数据库对象
     * @return 页面对象
     */
    public CarParkDoorpostDTO modelToDto(CarParkDoorpost model) {
        if (null == model) {
            return null;
        }
        final CarParkDoorpostDTO dto = new CarParkDoorpostDTO();
        dto.setDid(model.getDid());
        dto.setName(model.getName());
        dto.setAddTime(model.getAddTime());
        dto.setUpdateTime(model.getUpdateTime());
        dto.setParkId(model.getParkId());
        dto.setAccessSign(model.getAccessSign());
        buildDisplay(dto);
        return dto;
    }

    /**
     * 页面对象转数据库对象
     *
     * @param dto 页面对象
     * @return 数据库对象
     */
    public CarParkDoorpost dtoToModel(CarParkDoorpostDTO dto) {
        if (null == dto) {
            return null;
        }
        final CarParkDoorpost model = new CarParkDoorpost();
        model.setDid(dto.getDid());
        model.setName(dto.getName());
        model.setAddTime(dto.getAddTime());
        model.setUpdateTime(dto.getUpdateTime());
        model.setParkId(dto.getParkId());
        model.setAccessSign(dto.getAccessSign());
        return model;
    }

    /**
     * 码表转换
     *
     * @param dto 页面对象
     */
    public void buildDisplay(CarParkDoorpostDTO dto) {
        dto.setAccessSignDisplay(MbUtil.idToDisplay(dto.getAccessSign()));
    }

    /**
     * 数据库对象转页面对象
     *
     * @param list 数据库对象
     * @return 页面对象
     */
    public List<CarParkDoorpostDTO> modelToDtoList(List<CarParkDoorpost> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::modelToDto).collect(toList());
    }

    /**
     * 页面对象转数据库对象
     *
     * @param list 页面对象
     * @return 数据库对象
     */
    public List<CarParkDoorpost> dtoToModelList(List<CarParkDoorpostDTO> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::dtoToModel).collect(toList());
    }

    /**
     * 拼装查询参数，除了主键的其他字段会自动加入进来
     *
     * @param dto 查询参数，不为空的属性会被自动加入
     */
    public QueryWrapper<CarParkDoorpost> createQueryWrapper(CarParkDoorpostDTO dto) {
        return createQueryWrapper(dto, "");
    }

    /**
     * 拼装查询参数，除了主键的其他字段会自动加入进来
     *
     * @param dto        查询参数，不为空的属性会被自动加入
     * @param tableAlias 表别名
     */
    public QueryWrapper<CarParkDoorpost> createQueryWrapper(CarParkDoorpostDTO dto, String tableAlias) {
        final QueryWrapper<CarParkDoorpost> queryWrapper = new QueryWrapper<>();
        if (null != dto) {
            if (StringUtils.hasLength(tableAlias)) {
                if (tableAlias.charAt(tableAlias.length() - 1) != '.') {
                    tableAlias += ".";
                }
            }
            if (StringUtils.hasLength(dto.getName())) {
                queryWrapper.eq(tableAlias + "name", dto.getName());
            }
            if (StringUtils.hasLength(dto.getParkId())) {
                queryWrapper.eq(tableAlias + "park_id", dto.getParkId());
            }
            if (StringUtils.hasLength(dto.getAccessSign())) {
                queryWrapper.eq(tableAlias + "access_sign", dto.getAccessSign());
            }
        }
        queryWrapper.orderByAsc(tableAlias + "park_id");
        queryWrapper.orderByDesc(tableAlias + "add_time");
        return queryWrapper;
    }

    /**
     * 批量检查主键在数据库中是否存在
     *
     * @param ids 主键集合
     */
    public List<CarParkDoorpost> checkIds(List<String> ids) {
        if (null == ids || ids.isEmpty()) {
            throw new ApiException("ids不能为空");
        }
        final List<CarParkDoorpost> list = super.listByIds(ids);
        if (list.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(ids.toArray()));
        }
        if (ids.size() == list.size()) {
            return list;
        }
        List<String> dbIds = list.stream().map(CarParkDoorpost::getDid).collect(toList());
        final List<String> notExistsList = ids.stream().filter(id -> !dbIds.contains(id)).collect(toList());
        dbIds.clear();
        if (!notExistsList.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(notExistsList.toArray()));
        }
        return list;
    }

    /**
     * 检查码表
     *
     * @param dto 参数
     */
    private void checkMb(CarParkDoorpostDTO dto) {
        if (!carParkService.isExists(dto.getParkId())) {
            throw new ApiException("停车场ID值错误");
        }
        if (MbUtil.isNotExists(dto.getAccessSign(), BaseTableEnum.ACCESS_SIGN)) {
            throw new ApiException("进出标志值错误");
        }
    }

    /**
     * 获得门岗名称
     *
     * @param did 门岗ID
     * @return 门岗名称
     */
    @Transactional(readOnly = true)
    public String idToDisplay(String did) {
        String display = "";
        if (StringUtils.hasLength(did)) {
            final CarParkDoorpost carParkDoorpost = getById(did);
            display = (null == carParkDoorpost ? "" : carParkDoorpost.getName());
        }
        return display;
    }

}